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id="launchCountdownProgress" 
height:15px;padding:1px;margin-bottom:20vh;"><div 
<div style="border:2px solid black;width:100%;
<h2>このゲームはあと<span 
<h1>このファイルのMinecraftバージョンは、<span 
<div style="margin:auto;text-align:center;">
id="launch_countdown_screen">
align-items:center;user-select:none;" 
font-family:sans-serif;display:flex;
<div style="margin:0px;width:100%;height:100%;
overflow:hidden;" id="game_frame">
<body style="margin:0px;width:100vw;height:100vh;
style="color:#AA0000;">1.20.4</span>です。</h1>
id="launchCountdownNumber">5</span>秒で開始されます...
</h2>
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.lw { font-size: 60px; }
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// Write JavaScript here
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